var browser = (((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 3 )) || ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4)))
    if (browser) {
        normal = new MakeArray(11)
        over = new MakeArray(11)

        normal[1].src = "../images/button/home.gif"
        normal[2].src = "../images/button/profile.gif"
        normal[3].src = "../images/button/ac-dc.gif"
        normal[4].src = "../images/button/dc-dc.gif"
    	normal[5].src = "../images/button/micro.gif"
        normal[6].src = "../images/button/panels.gif"
        normal[7].src = "../images/button/products.gif"
        normal[8].src = "../images/button/enquire.gif"
        normal[9].src = "../images/button/contact.gif"
        normal[10].src = "../images/button/sitemap.gif"

        over[1].src = "../images/button/home_ov.gif"
        over[2].src = "../images/button/profile_ov.gif"
        over[3].src = "../images/button/ac-dc_ov.gif"
        over[4].src = "../images/button/dc-dc_ov.gif"
        over[5].src = "../images/button/micro_ov.gif"
        over[6].src = "../images/button/panels_ov.gif"
        over[7].src = "../images/button/products_ov.gif"
        over[8].src = "../images/button/enquire_ov.gif"
        over[9].src = "../images/button/contact_ov.gif"
        over[10].src = "../images/button/sitemap_ov.gif"
   }

function MakeArray(n) {
    this.length = n
    for (var i = 1; i<=n; i++) {
        this[i] = new Image()
        }
    return this
}

function msover(num) {
    if (browser) {
        document.images[num].src = over[num].src
    }
}

function msout(num) {
    if (browser) {
        document.images[num].src = normal[num].src
    }
}